21838288

素因数分解:

$2^4\times {\mathrm{37}}^2\times {\mathrm{997}}^1$

素因数の和:1079

約数の個数: 30

約数和(自身を含む): 43529766

約数和(自身を除く): 21691478

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 997, 1369, 1994, 2738, 3988, 5476, 7976, 10952, 15952, 21904, 36889, 73778, 147556, 295112, 590224, 1364893, 2729786, 5459572, 10919144, 21838288]

約数ペア:

[(1, 21838288), (2, 10919144), (4, 5459572), (8, 2729786), (16, 1364893), (37, 590224), (74, 295112), (148, 147556), (296, 73778), (592, 36889), (997, 21904), (1369, 15952), (1994, 10952), (2738, 7976), (3988, 5476)]